body { 
	background-color: #fbdceb;
	font-family:      Georgia, "Times New Roman", Times, serif;
	font-size:        small;
	margin:           10px 30px 10px 30px;
}
header.top{
	background: 	  #ffffff url(../images/top_ima.jpg) top left; 
	overflow: 		  hidden;
	margin:           20px 30px 10px 30px;
	height:           200px;
}

header.top img#logo {
	position:		  absolute;
	left:     		  100px;
	top: 			  50px;
}
header.top ul#top_text{
	width: 			  350px; 
	margin:			  50px 18px 0 20px; 
	float:			  right;
	font-size: 		  16px;
	color: 	          #000000;
	text-shadow:	  #ffffff 1px 1px 1px
}
header.top ul#top_text li{
	line-height: 	  1.5; 
}
a:link, a:visited {
	text-decoration: none; 
} 
nav{
	background-color: #ffffff;
	margin: 20px 30px 0px 30px;
	height: 50px;
	line-height: 50px;
}
nav ul{    
	margin: auto;
	list-style:none;   
	border-top:solid 5px #de4363; 
}
nav ul li{ 
	float:left;
	width:100px; 
	text-align:center;
	margin: 5px auto;
	font:140% "microsoft yahei";
}
nav ul li a{ 
	display:block; 
	color:#000000; 
	cursor:pointer; /*设定网页浏览时用户鼠标指针的样式*/
	-webkit-transition: all 0.5s; 
	-moz-transition: all 0.5s; 
	-o-transition: all 0.5s;
}/* 背景颜色过渡效果 */
nav ul li a:hover{ 
	background: #fe87a3; 
	height:  35px;
	color:  #ffffff; 
	font-weight: bold; 
	border-radius: 30px 0;
}
nav ul li.nav_current {
	background:#fe87a3; 
	height: 35px;
	color: #ffffff; 
	font-weight:bold; 
	border-radius:30px 0;
}








